- \square ABCD} .
Quadrilaterals are
either simple (not self-intersecting), or
complex (self-intersecting, or crossed).
Simple quadrilaterals are
either convex...
- cir****radius respectively.
Usually the
quadrilateral is ****umed to be convex, but
there are also
crossed cyclic quadrilaterals. The
formulas and
properties given...
- Look up
quadrilateral or
quadrilatéral in Wiktionary, the free dictionary. A
quadrilateral, in geometry, is a
polygon with 4 sides.
Quadrilateral may also...
-
Orthodiagonal quadrilaterals that are also
equidiagonal quadrilaterals are
called midsquare quadrilaterals. For any
orthodiagonal quadrilateral, the sum of...
- cir****scribable quadrilaterals, cir****scribing
quadrilaterals, and cir****scriptible
quadrilaterals.
Tangential quadrilaterals are a
special case of
tangential polygons...
- The
Golden Quadrilateral (Hindi:
Svarnim Chaturbhuj;
abbreviated GQ) is a
network of
national highways connecting major cities of India. It
roughly forms...
-
shapes by
James Joseph Sylvester.
Quadrilaterals can be
classified hierarchically,
meaning that some
classes of
quadrilaterals include other classes, or partitionally...
-
meanings of
trapezium and trapezoid,
quadrilaterals with no
parallel sides have
sometimes been
called irregular quadrilaterals. An
isosceles trapezoid is a trapezoid...
-
Apollonius quadrilateral. A
special case of the
Apollonius quadrilaterals are the
harmonic quadrilaterals;
these are
cyclic Apollonius quadrilaterals, inscribed...
-
bicentric quadrilaterals have all the
properties of both
tangential quadrilaterals and
cyclic quadrilaterals.
Other names for
these quadrilaterals are chord-tangent...
